<div class="title">
    <h2>交互控制面板</h2>
</div>
<div class="content">
    <div class="input-col">
        <label>是否显示立方体：</label>
        <input id="showCube" checked type="checkbox">
    </div>
    <div class="input-col">
        <label>是否显示球体：</label>
        <input id="showSphere" checked type="checkbox">
    </div>
    <div class="input-col">
        <label>是否开启聚光灯：</label>
        <input id="showSpotlight" checked type="checkbox">
    </div>
    <div class="input-col">
        <label>是否开启世界辅助坐标系：</label>
        <input id="showArror" checked type="checkbox">
    </div>
</div>